How we use cookies


By using the Durrell Website you consent to the use of cookies in accordance with this Policy. Upon your first visit to the website you will have seen a pop up to this effect. This message will not usually appear on subsequent visits. You may withdraw your consent at any time by following the instructions below.

Cookies do not provide us with access to your computer or any information about you, other than that which you choose to share with us.


Cookies are small text files which are downloaded to your browser when you visit a website. Cookies contain information about the use of your device but do not hold any personal information about you (such as your name). Most web pages contain elements from multiple web domains so when you visit, your browser may receive cookies from several sources. This includes third parties that we have contracted to provide services on our behalf, such as site analytics or ad targeting.

Session cookies are deleted automatically when you close your browser and persistent cookies remain on your device after the browser is closed (for example to remember your user preferences when you return to the site).

Disabling Cookies

Web browsers normally accept cookies by default. However, all modern browsers let you turn off either all or third-party cookies. This varies depending on which browser you’re using. If you do not agree to the use of cookies as set out below, please set your browser to disable cookies. Please note disabling cookies may impair your ability to use our website and diminish the overall user experience.

The option to disable cookies is usually found in your browser’s Options, Settings, or Preferences menu, but you may find below links to the most popular browser methodologies:

You may find more information about cookies and cookie management on and

For cookies that track activity in connection with targeting advertising, you can opt-out of third party targeting cookies on the European Interactive Digital Advertising Alliance consumer choice page or the Digital Advertising Alliance’s consumer choice page or the Network Advertising Initiative’s consumer choice page

After your initial visit to the Website we may change the cookies we use. Our cookies policy will always allow you to know who is placing cookies, for what purpose and give you the means to disable them so you should check it from time to time.

What types of cookies do we use?

We use cookies and other technologies to ensure visitors to our website have the best possible experience and to provide targeted advertising.

We describe the categories of cookies that we use below:

Strictly Necessary Cookies

These cookies are essential to enabling your use of our website and its features. Without these cookies, services we would provide (such as permitting log-in into the service) cannot be provided.

Functionality Cookies

These cookies improve your experience by enabling as well as enabling certain features like tracking progress on our videos and purchasing paths. In some cases, they may be associated with personal data.

Analytics / Performance Cookies

These cookies help us learn how well our website and services are performing. We use these cookies to understand, improve, and research our services available via our website.

For example, we may use these types of cookies in HTML-based emails to let us know which emails have been opened by recipients. This allows us to gauge the effectiveness of certain communications and the effectiveness of our marketing campaigns.

Targeting or Advertising Cookies

These cookies collect information about the browsing habits associated with your device and are used to make advertising more relevant to you and your interests. Third parties provide these services in return for recognising that you (or more accurately your device has) have visited a certain website. These third parties put down advertising cookies both when you visit our Website and when you use their services and navigate away from our Website. Their privacy practices are set out here

Web Beacon

Our emails may contain a single, campaign-unique web beacon pixel to tell us whether our emails are opened and verify any clicks through to links within the email. We may use this information for purposes including determining which of our emails are more interesting to you, to query whether users who do not open our emails wish to continue receiving them. The pixel will be deleted when you delete the email. If you do not wish the pixel to be downloaded to your device, you should select to receive emails from us in plain text rather than HTML.

Use of IP addresses and web logs

We may also use your IP address and browser type to help diagnose problems with our server, to administer our Website and to improve the service we offer to you. An IP address is a numeric code that identifies your computer on the internet. Your IP address might also be used to gather broad demographic information.

Cookies in use

Cookie Type Description
_ga Analytics The _ga cookie, installed by Google Analytics, calculates visitor, session and campaign data and also keeps track of site usage for the site's analytics report. The cookie stores information anonymously and assigns a randomly generated number to recognize unique visitors.
_gid Analytics Installed by Google Analytics, _gid cookie stores information on how visitors use a website, while also creating an analytics report of the website's performance. Some of the data that are collected include the number of visitors, their source, and the pages they visit anonymously.
_gat_UA-40023917-3 Analytics A variation of the _gat cookie set by Google Analytics and Google Tag Manager to allow website owners to track visitor behaviour and measure site performance. The pattern element in the name contains the unique identity number of the account or website it relates to.
__cf_bm Functional This cookie, set by Cloudflare, is used to support Cloudflare Bot Management.
ASP.NET_SessionId Necessary Issued by Microsoft's ASP.NET Application, this cookie stores session data during a user's website visit.
__RequestVerificationToken Necessary This cookie is set by web application built in ASP.NET MVC Technologies. This is an anti-forgery cookie used for preventing cross site request forgery attacks.
vendr-* Other Basket reference for the web shop
Do Not Track

We are monitoring the development of a Do Not Track standard by the World Wide Web Consortium, however at present, Durrell does not assign any meaning to potential Do Not Track signals.

We use Hotjar in order to better understand our users’ needs and to optimize our website and our supporters’ overall user experience. Hotjar is a technology service that helps us better understand our users experience (e.g. how much time they spend on which pages, which links they choose to click, what users do and don’t like, etc.) and this enables us to build and maintain our service with user feedback. Hotjar uses cookies and other technologies to collect data on our users’ behavior and their devices (in particular device’s IP address (captured and stored only in anonymized form), device screen size, device type (unique device identifiers), browser information, geographic location (country only), preferred language used to display our website). Hotjar stores this information in a pseudonymized user profile. Neither Hotjar nor we will ever use this information to identify individual users or to match it with further data on an individual user. For further details, please see Hotjar’s privacy policy by clicking on this link.
You can opt-out to the creation of a user profile, Hotjar’s storing of data about your usage of our site and Hotjar’s use of tracking cookies on other websites by following this opt-out link.

If you enter your details onto one of our online forms, and you don’t ‘send’ or ‘submit’ the form, we may automatically contact you via email to see if we can help with any problems you may be experiencing with the form or our websites.